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OSN to KJP: distance & flight time
Osan (Osan Air Base) → Kerama (Kerama Airport)
755 mi
1,215 km · 656 nm
2h 6m
estimated nonstop flight time
Same time
time difference · heading south
See live OSN→KJP fares Phone-only fares on this route — call free
Flight time details
755 miles nonstop takes roughly 2h 6m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- KJP — Kerama Airport · Kerama, Japan
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Near KJP
- OKA · Naha Airport22 mi away
- AGJ · Aguni Airport29 mi away
- DNA · Kadena Air Base32 mi away
- UEO · Kumejima Airport38 mi away
Frequently asked questions
How far is OSN from KJP?
The flight distance from Osan (OSN) to Kerama (KJP) is 755 miles (1,215 km, 656 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to KJP?
A nonstop flight takes about 2h 6m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from OSN to KJP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–KJP that never appear on search engines, with no booking fees.